What is Melanoma? Melanoma is a type of skin cancer that develops in cells that produce melanin - the pigment that gives your skin its...

What is Acne? Your skin has tiny holes called pores that can become blocked by oil, bacteria, dead skin cells, and dirt. When this...

What is Asthma? Asthma is a condition in which your airways narrow and swell and may produce extra mucus. This can make breathing...

What is PCOS? Polycystic ovary syndrome (PCOS) is a hormonal disorder common among women of reproductive age. Women with PCOS may have...

What is Migraine? Migraine is a headache that can cause severe throbbing pain or a pulsing sensation, usually on one side of the head....

What is obesity? Obesity is a complex disease involving an excessive amount of body fat. Obesity isn't just a cosmetic concern. It's a...